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Trademark Assignment Abstract of Title

Total Assignments: 3
Serial #:
Filing Dt:
01/28/1985
Reg #:
Reg. Dt:
10/01/1985
Mark:
BIOPURE
Assignment: 1
Reel/Frame:
0728/0939   Recorded: 08/03/1990Pages: 0
Conveyance:
CHANGE OF NAME 19851031
Assignor:
Exec Dt:
10/25/1985
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Assignee:
Entity Type:
UNKNOWN
Citizenship:
NONE
Correspondent:
MARGARET K. SEIF
BINGHAM, DANA & GOULD
150 FEDERAL STREET
BOSTON, MA 02110
Assignment: 2
Reel/Frame:
1512/0896   Recorded: 10/15/1996Pages: 3
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
10/08/1996
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Assignee:
7000 PORTAGE ROAD
KALAMAZOO, MICHIGAN 49001
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Correspondent:
MORGAN, LEWIS & BOCKIUS LLP
KERRY A. KRZYNOWEK
1800 M STREET, N.W., SUITE 600N
WASHINGTON, D.C. 20036
Assignment: 3
Reel/Frame:
1967/0456   Recorded: 09/27/1999Pages: 4
Conveyance:
RELEASE BY SECURED PARTY
Assignor:
Exec Dt:
09/08/1999
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Assignee:
11 HURLEY STREET
CAMBRIDGE, MASSACHUSETTS 02141
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Correspondent:
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
DAVID E. BROOK, ESQ.
TWO MILITIA DRIVE
LEXINGTON, MA 02421-4799

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